AC engine
By istvan_the_shaper
Free
It's free to download
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AC engine
AC engine modeled in Shapr3D (http://www.shapr3d.com) on an iPad Pro, following this tutorial: https://www.youtube.com/playlist?list=PLi4l3wxwkqywe_J4vaZp9xzE3K-OJmhR3
Free